Finding the Fourth Proportional to 7,089.10, 9,782.54 and 4,104.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,089.10 : 9,782.54 = 4,104.72 : x
2. Step 2: Convert to fraction form
   7,089.10/9,782.54 = 4,104.72/x
3. Step 3: Cross multiply
   7,089.10x = 9,782.54 × 4,104.72
4. Step 4: Simplify right side
   7,089.10x = 40,154,587.59
5. Step 5: Solve for x
   x = 40,154,587.59/7,089.10
6. Step 6: Final answer
   x = 5,664.27